18755780550

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{281}}^1\times {\mathrm{2633}}^1$

素因数の和:2955

約数の個数: 144

約数和(自身を含む): 50566035888

約数和(自身を除く): 31810255338

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 130, 150, 169, 195, 281, 325, 338, 390, 507, 562, 650, 843, 845, 975, 1014, 1405, 1686, 1690, 1950, 2535, 2633, 2810, 3653, 4215, 4225, 5070, 5266, 7025, 7306, 7899, 8430, 8450, 10959, 12675, 13165, 14050, 15798, 18265, 21075, 21918, 25350, 26330, 34229, 36530, 39495, 42150, 47489, 54795, 65825, 68458, 78990, 91325, 94978, 102687, 109590, 131650, 142467, 171145, 182650, 197475, 205374, 237445, 273975, 284934, 342290, 394950, 444977, 474890, 513435, 547950, 712335, 739873, 855725, 889954, 1026870, 1187225, 1334931, 1424670, 1479746, 1711450, 2219619, 2224885, 2374450, 2567175, 2669862, 3561675, 3699365, 4439238, 4449770, 5134350, 6674655, 7123350, 7398730, 9618349, 11098095, 11124425, 13349310, 18496825, 19236698, 22196190, 22248850, 28855047, 33373275, 36993650, 48091745, 55490475, 57710094, 66746550, 96183490, 110980950, 125038537, 144275235, 240458725, 250077074, 288550470, 375115611, 480917450, 625192685, 721376175, 750231222, 1250385370, 1442752350, 1875578055, 3125963425, 3751156110, 6251926850, 9377890275, 18755780550]

約数ペア:

[(1, 18755780550), (2, 9377890275), (3, 6251926850), (5, 3751156110), (6, 3125963425), (10, 1875578055), (13, 1442752350), (15, 1250385370), (25, 750231222), (26, 721376175), (30, 625192685), (39, 480917450), (50, 375115611), (65, 288550470), (75, 250077074), (78, 240458725), (130, 144275235), (150, 125038537), (169, 110980950), (195, 96183490), (281, 66746550), (325, 57710094), (338, 55490475), (390, 48091745), (507, 36993650), (562, 33373275), (650, 28855047), (843, 22248850), (845, 22196190), (975, 19236698), (1014, 18496825), (1405, 13349310), (1686, 11124425), (1690, 11098095), (1950, 9618349), (2535, 7398730), (2633, 7123350), (2810, 6674655), (3653, 5134350), (4215, 4449770), (4225, 4439238), (5070, 3699365), (5266, 3561675), (7025, 2669862), (7306, 2567175), (7899, 2374450), (8430, 2224885), (8450, 2219619), (10959, 1711450), (12675, 1479746), (13165, 1424670), (14050, 1334931), (15798, 1187225), (18265, 1026870), (21075, 889954), (21918, 855725), (25350, 739873), (26330, 712335), (34229, 547950), (36530, 513435), (39495, 474890), (42150, 444977), (47489, 394950), (54795, 342290), (65825, 284934), (68458, 273975), (78990, 237445), (91325, 205374), (94978, 197475), (102687, 182650), (109590, 171145), (131650, 142467)]