72773480

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{349}}^1\times {\mathrm{401}}^1$

素因数の和:774

約数の個数: 64

約数和(自身を含む): 177282000

約数和(自身を除く): 104508520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 349, 401, 520, 698, 802, 1396, 1604, 1745, 2005, 2792, 3208, 3490, 4010, 4537, 5213, 6980, 8020, 9074, 10426, 13960, 16040, 18148, 20852, 22685, 26065, 36296, 41704, 45370, 52130, 90740, 104260, 139949, 181480, 208520, 279898, 559796, 699745, 1119592, 1399490, 1819337, 2798980, 3638674, 5597960, 7277348, 9096685, 14554696, 18193370, 36386740, 72773480]

約数ペア:

[(1, 72773480), (2, 36386740), (4, 18193370), (5, 14554696), (8, 9096685), (10, 7277348), (13, 5597960), (20, 3638674), (26, 2798980), (40, 1819337), (52, 1399490), (65, 1119592), (104, 699745), (130, 559796), (260, 279898), (349, 208520), (401, 181480), (520, 139949), (698, 104260), (802, 90740), (1396, 52130), (1604, 45370), (1745, 41704), (2005, 36296), (2792, 26065), (3208, 22685), (3490, 20852), (4010, 18148), (4537, 16040), (5213, 13960), (6980, 10426), (8020, 9074)]