15878510

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1$

素因数の和:209

約数の個数: 64

約数和(自身を含む): 32845824

約数和(自身を除く): 16967314

約数列:

[1, 2, 5, 10, 17, 23, 31, 34, 46, 62, 85, 115, 131, 155, 170, 230, 262, 310, 391, 527, 655, 713, 782, 1054, 1310, 1426, 1955, 2227, 2635, 3013, 3565, 3910, 4061, 4454, 5270, 6026, 7130, 8122, 11135, 12121, 15065, 20305, 22270, 24242, 30130, 40610, 51221, 60605, 69037, 93403, 102442, 121210, 138074, 186806, 256105, 345185, 467015, 512210, 690370, 934030, 1587851, 3175702, 7939255, 15878510]

約数ペア:

[(1, 15878510), (2, 7939255), (5, 3175702), (10, 1587851), (17, 934030), (23, 690370), (31, 512210), (34, 467015), (46, 345185), (62, 256105), (85, 186806), (115, 138074), (131, 121210), (155, 102442), (170, 93403), (230, 69037), (262, 60605), (310, 51221), (391, 40610), (527, 30130), (655, 24242), (713, 22270), (782, 20305), (1054, 15065), (1310, 12121), (1426, 11135), (1955, 8122), (2227, 7130), (2635, 6026), (3013, 5270), (3565, 4454), (3910, 4061)]