207852580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{4621}}^1$

素因数の和:4816

約数の個数: 48

約数和(自身を含む): 472886064

約数和(自身を除く): 265033484

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 173, 260, 346, 692, 865, 1730, 2249, 3460, 4498, 4621, 8996, 9242, 11245, 18484, 22490, 23105, 44980, 46210, 60073, 92420, 120146, 240292, 300365, 600730, 799433, 1201460, 1598866, 3197732, 3997165, 7994330, 10392629, 15988660, 20785258, 41570516, 51963145, 103926290, 207852580]

約数ペア:

[(1, 207852580), (2, 103926290), (4, 51963145), (5, 41570516), (10, 20785258), (13, 15988660), (20, 10392629), (26, 7994330), (52, 3997165), (65, 3197732), (130, 1598866), (173, 1201460), (260, 799433), (346, 600730), (692, 300365), (865, 240292), (1730, 120146), (2249, 92420), (3460, 60073), (4498, 46210), (4621, 44980), (8996, 23105), (9242, 22490), (11245, 18484)]