31680350

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:150

約数の個数: 96

約数和(自身を含む): 69745536

約数和(自身を除く): 38065186

約数列:

[1, 2, 5, 10, 13, 17, 25, 26, 34, 47, 50, 61, 65, 85, 94, 122, 130, 170, 221, 235, 305, 325, 425, 442, 470, 610, 611, 650, 793, 799, 850, 1037, 1105, 1175, 1222, 1525, 1586, 1598, 2074, 2210, 2350, 2867, 3050, 3055, 3965, 3995, 5185, 5525, 5734, 6110, 7930, 7990, 10370, 10387, 11050, 13481, 14335, 15275, 19825, 19975, 20774, 25925, 26962, 28670, 30550, 37271, 39650, 39950, 48739, 51850, 51935, 67405, 71675, 74542, 97478, 103870, 134810, 143350, 186355, 243695, 259675, 337025, 372710, 487390, 519350, 633607, 674050, 931775, 1218475, 1267214, 1863550, 2436950, 3168035, 6336070, 15840175, 31680350]

約数ペア:

[(1, 31680350), (2, 15840175), (5, 6336070), (10, 3168035), (13, 2436950), (17, 1863550), (25, 1267214), (26, 1218475), (34, 931775), (47, 674050), (50, 633607), (61, 519350), (65, 487390), (85, 372710), (94, 337025), (122, 259675), (130, 243695), (170, 186355), (221, 143350), (235, 134810), (305, 103870), (325, 97478), (425, 74542), (442, 71675), (470, 67405), (610, 51935), (611, 51850), (650, 48739), (793, 39950), (799, 39650), (850, 37271), (1037, 30550), (1105, 28670), (1175, 26962), (1222, 25925), (1525, 20774), (1586, 19975), (1598, 19825), (2074, 15275), (2210, 14335), (2350, 13481), (2867, 11050), (3050, 10387), (3055, 10370), (3965, 7990), (3995, 7930), (5185, 6110), (5525, 5734)]