155381330

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{331}}^1$

素因数の和:531

約数の個数: 64

約数和(自身を含む): 317253888

約数和(自身を除く): 161872558

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 115, 130, 157, 230, 299, 314, 331, 598, 662, 785, 1495, 1570, 1655, 2041, 2990, 3310, 3611, 4082, 4303, 7222, 7613, 8606, 10205, 15226, 18055, 20410, 21515, 36110, 38065, 43030, 46943, 51967, 76130, 93886, 98969, 103934, 197938, 234715, 259835, 469430, 494845, 519670, 675571, 989690, 1195241, 1351142, 2390482, 3377855, 5976205, 6755710, 11952410, 15538133, 31076266, 77690665, 155381330]

約数ペア:

[(1, 155381330), (2, 77690665), (5, 31076266), (10, 15538133), (13, 11952410), (23, 6755710), (26, 5976205), (46, 3377855), (65, 2390482), (115, 1351142), (130, 1195241), (157, 989690), (230, 675571), (299, 519670), (314, 494845), (331, 469430), (598, 259835), (662, 234715), (785, 197938), (1495, 103934), (1570, 98969), (1655, 93886), (2041, 76130), (2990, 51967), (3310, 46943), (3611, 43030), (4082, 38065), (4303, 36110), (7222, 21515), (7613, 20410), (8606, 18055), (10205, 15226)]