77638340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{12983}}^1$

素因数の和:13028

約数の個数: 48

約数和(自身を含む): 183230208

約数和(自身を除く): 105591868

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 26, 46, 52, 65, 92, 115, 130, 230, 260, 299, 460, 598, 1196, 1495, 2990, 5980, 12983, 25966, 51932, 64915, 129830, 168779, 259660, 298609, 337558, 597218, 675116, 843895, 1194436, 1493045, 1687790, 2986090, 3375580, 3881917, 5972180, 7763834, 15527668, 19409585, 38819170, 77638340]

約数ペア:

[(1, 77638340), (2, 38819170), (4, 19409585), (5, 15527668), (10, 7763834), (13, 5972180), (20, 3881917), (23, 3375580), (26, 2986090), (46, 1687790), (52, 1493045), (65, 1194436), (92, 843895), (115, 675116), (130, 597218), (230, 337558), (260, 298609), (299, 259660), (460, 168779), (598, 129830), (1196, 64915), (1495, 51932), (2990, 25966), (5980, 12983)]