84150620

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{3119}}^1$

素因数の和:3218

約数の個数: 48

約数和(自身を含む): 188697600

約数和(自身を除く): 104546980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 71, 76, 95, 142, 190, 284, 355, 380, 710, 1349, 1420, 2698, 3119, 5396, 6238, 6745, 12476, 13490, 15595, 26980, 31190, 59261, 62380, 118522, 221449, 237044, 296305, 442898, 592610, 885796, 1107245, 1185220, 2214490, 4207531, 4428980, 8415062, 16830124, 21037655, 42075310, 84150620]

約数ペア:

[(1, 84150620), (2, 42075310), (4, 21037655), (5, 16830124), (10, 8415062), (19, 4428980), (20, 4207531), (38, 2214490), (71, 1185220), (76, 1107245), (95, 885796), (142, 592610), (190, 442898), (284, 296305), (355, 237044), (380, 221449), (710, 118522), (1349, 62380), (1420, 59261), (2698, 31190), (3119, 26980), (5396, 15595), (6238, 13490), (6745, 12476)]