85078980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{67523}}^1$

素因数の和:67545

約数の個数: 72

約数和(自身を含む): 294944832

約数和(自身を除く): 209865852

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 67523, 135046, 202569, 270092, 337615, 405138, 472661, 607707, 675230, 810276, 945322, 1012845, 1215414, 1350460, 1417983, 1890644, 2025690, 2363305, 2430828, 2835966, 3038535, 4051380, 4253949, 4726610, 5671932, 6077070, 7089915, 8507898, 9453220, 12154140, 14179830, 17015796, 21269745, 28359660, 42539490, 85078980]

約数ペア:

[(1, 85078980), (2, 42539490), (3, 28359660), (4, 21269745), (5, 17015796), (6, 14179830), (7, 12154140), (9, 9453220), (10, 8507898), (12, 7089915), (14, 6077070), (15, 5671932), (18, 4726610), (20, 4253949), (21, 4051380), (28, 3038535), (30, 2835966), (35, 2430828), (36, 2363305), (42, 2025690), (45, 1890644), (60, 1417983), (63, 1350460), (70, 1215414), (84, 1012845), (90, 945322), (105, 810276), (126, 675230), (140, 607707), (180, 472661), (210, 405138), (252, 337615), (315, 270092), (420, 202569), (630, 135046), (1260, 67523)]