49617980

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{191}}^1\times {\mathrm{419}}^1$

素因数の和:650

約数の個数: 48

約数和(自身を含む): 108380160

約数和(自身を除く): 58762180

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 191, 310, 382, 419, 620, 764, 838, 955, 1676, 1910, 2095, 3820, 4190, 5921, 8380, 11842, 12989, 23684, 25978, 29605, 51956, 59210, 64945, 80029, 118420, 129890, 160058, 259780, 320116, 400145, 800290, 1600580, 2480899, 4961798, 9923596, 12404495, 24808990, 49617980]

約数ペア:

[(1, 49617980), (2, 24808990), (4, 12404495), (5, 9923596), (10, 4961798), (20, 2480899), (31, 1600580), (62, 800290), (124, 400145), (155, 320116), (191, 259780), (310, 160058), (382, 129890), (419, 118420), (620, 80029), (764, 64945), (838, 59210), (955, 51956), (1676, 29605), (1910, 25978), (2095, 23684), (3820, 12989), (4190, 11842), (5921, 8380)]