61635620

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{2659}}^1$

素因数の和:2748

約数の個数: 48

約数和(自身を含む): 138532800

約数和(自身を除く): 76897180

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 61, 76, 95, 122, 190, 244, 305, 380, 610, 1159, 1220, 2318, 2659, 4636, 5318, 5795, 10636, 11590, 13295, 23180, 26590, 50521, 53180, 101042, 162199, 202084, 252605, 324398, 505210, 648796, 810995, 1010420, 1621990, 3081781, 3243980, 6163562, 12327124, 15408905, 30817810, 61635620]

約数ペア:

[(1, 61635620), (2, 30817810), (4, 15408905), (5, 12327124), (10, 6163562), (19, 3243980), (20, 3081781), (38, 1621990), (61, 1010420), (76, 810995), (95, 648796), (122, 505210), (190, 324398), (244, 252605), (305, 202084), (380, 162199), (610, 101042), (1159, 53180), (1220, 50521), (2318, 26590), (2659, 23180), (4636, 13295), (5318, 11590), (5795, 10636)]