25215190

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{229}}^1$

素因数の和:278

約数の個数: 96

約数和(自身を含む): 61669440

約数和(自身を除く): 36454250

約数列:

[1, 2, 5, 7, 10, 11, 13, 14, 22, 26, 35, 55, 65, 70, 77, 91, 110, 121, 130, 143, 154, 182, 229, 242, 286, 385, 455, 458, 605, 715, 770, 847, 910, 1001, 1145, 1210, 1430, 1573, 1603, 1694, 2002, 2290, 2519, 2977, 3146, 3206, 4235, 5005, 5038, 5954, 7865, 8015, 8470, 10010, 11011, 12595, 14885, 15730, 16030, 17633, 20839, 22022, 25190, 27709, 29770, 32747, 35266, 41678, 55055, 55418, 65494, 88165, 104195, 110110, 138545, 163735, 176330, 193963, 208390, 229229, 277090, 327470, 360217, 387926, 458458, 720434, 969815, 1146145, 1801085, 1939630, 2292290, 2521519, 3602170, 5043038, 12607595, 25215190]

約数ペア:

[(1, 25215190), (2, 12607595), (5, 5043038), (7, 3602170), (10, 2521519), (11, 2292290), (13, 1939630), (14, 1801085), (22, 1146145), (26, 969815), (35, 720434), (55, 458458), (65, 387926), (70, 360217), (77, 327470), (91, 277090), (110, 229229), (121, 208390), (130, 193963), (143, 176330), (154, 163735), (182, 138545), (229, 110110), (242, 104195), (286, 88165), (385, 65494), (455, 55418), (458, 55055), (605, 41678), (715, 35266), (770, 32747), (847, 29770), (910, 27709), (1001, 25190), (1145, 22022), (1210, 20839), (1430, 17633), (1573, 16030), (1603, 15730), (1694, 14885), (2002, 12595), (2290, 11011), (2519, 10010), (2977, 8470), (3146, 8015), (3206, 7865), (4235, 5954), (5005, 5038)]