77433980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{17519}}^1$

素因数の和:17558

約数の個数: 48

約数和(自身を含む): 185431680

約数和(自身を除く): 107997700

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 340, 442, 884, 1105, 2210, 4420, 17519, 35038, 70076, 87595, 175190, 227747, 297823, 350380, 455494, 595646, 910988, 1138735, 1191292, 1489115, 2277470, 2978230, 3871699, 4554940, 5956460, 7743398, 15486796, 19358495, 38716990, 77433980]

約数ペア:

[(1, 77433980), (2, 38716990), (4, 19358495), (5, 15486796), (10, 7743398), (13, 5956460), (17, 4554940), (20, 3871699), (26, 2978230), (34, 2277470), (52, 1489115), (65, 1191292), (68, 1138735), (85, 910988), (130, 595646), (170, 455494), (221, 350380), (260, 297823), (340, 227747), (442, 175190), (884, 87595), (1105, 70076), (2210, 35038), (4420, 17519)]