76893890

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{157}}^1$

素因数の和:291

約数の個数: 64

約数和(自身を含む): 153166464

約数和(自身を除く): 76272574

約数列:

[1, 2, 5, 10, 17, 34, 43, 67, 85, 86, 134, 157, 170, 215, 314, 335, 430, 670, 731, 785, 1139, 1462, 1570, 2278, 2669, 2881, 3655, 5338, 5695, 5762, 6751, 7310, 10519, 11390, 13345, 13502, 14405, 21038, 26690, 28810, 33755, 48977, 52595, 67510, 97954, 105190, 114767, 178823, 229534, 244885, 357646, 452317, 489770, 573835, 894115, 904634, 1147670, 1788230, 2261585, 4523170, 7689389, 15378778, 38446945, 76893890]

約数ペア:

[(1, 76893890), (2, 38446945), (5, 15378778), (10, 7689389), (17, 4523170), (34, 2261585), (43, 1788230), (67, 1147670), (85, 904634), (86, 894115), (134, 573835), (157, 489770), (170, 452317), (215, 357646), (314, 244885), (335, 229534), (430, 178823), (670, 114767), (731, 105190), (785, 97954), (1139, 67510), (1462, 52595), (1570, 48977), (2278, 33755), (2669, 28810), (2881, 26690), (3655, 21038), (5338, 14405), (5695, 13502), (5762, 13345), (6751, 11390), (7310, 10519)]