72272800

素因数分解:

$2^5\times 5^2\times {\mathrm{61}}^1\times {\mathrm{1481}}^1$

素因数の和:1562

約数の個数: 72

約数和(自身を含む): 179449452

約数和(自身を除く): 107176652

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 61, 80, 100, 122, 160, 200, 244, 305, 400, 488, 610, 800, 976, 1220, 1481, 1525, 1952, 2440, 2962, 3050, 4880, 5924, 6100, 7405, 9760, 11848, 12200, 14810, 23696, 24400, 29620, 37025, 47392, 48800, 59240, 74050, 90341, 118480, 148100, 180682, 236960, 296200, 361364, 451705, 592400, 722728, 903410, 1184800, 1445456, 1806820, 2258525, 2890912, 3613640, 4517050, 7227280, 9034100, 14454560, 18068200, 36136400, 72272800]

約数ペア:

[(1, 72272800), (2, 36136400), (4, 18068200), (5, 14454560), (8, 9034100), (10, 7227280), (16, 4517050), (20, 3613640), (25, 2890912), (32, 2258525), (40, 1806820), (50, 1445456), (61, 1184800), (80, 903410), (100, 722728), (122, 592400), (160, 451705), (200, 361364), (244, 296200), (305, 236960), (400, 180682), (488, 148100), (610, 118480), (800, 90341), (976, 74050), (1220, 59240), (1481, 48800), (1525, 47392), (1952, 37025), (2440, 29620), (2962, 24400), (3050, 23696), (4880, 14810), (5924, 12200), (6100, 11848), (7405, 9760)]