78507988

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{659}}^1$

素因数の和:784

約数の個数: 48

約数和(自身を含む): 155232000

約数和(自身を除く): 76724012

約数列:

[1, 2, 4, 13, 26, 29, 52, 58, 79, 116, 158, 316, 377, 659, 754, 1027, 1318, 1508, 2054, 2291, 2636, 4108, 4582, 8567, 9164, 17134, 19111, 29783, 34268, 38222, 52061, 59566, 76444, 104122, 119132, 208244, 248443, 496886, 676793, 993772, 1353586, 1509769, 2707172, 3019538, 6039076, 19626997, 39253994, 78507988]

約数ペア:

[(1, 78507988), (2, 39253994), (4, 19626997), (13, 6039076), (26, 3019538), (29, 2707172), (52, 1509769), (58, 1353586), (79, 993772), (116, 676793), (158, 496886), (316, 248443), (377, 208244), (659, 119132), (754, 104122), (1027, 76444), (1318, 59566), (1508, 52061), (2054, 38222), (2291, 34268), (2636, 29783), (4108, 19111), (4582, 17134), (8567, 9164)]