156921430100

素因数分解:

$2^2\times 5^2\times {\mathrm{53}}^1\times {\mathrm{199}}^1\times {\mathrm{148783}}^1$

素因数の和:149049

約数の個数: 72

約数和(自身を含む): 348690182400

約数和(自身を除く): 191768752300

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 53, 100, 106, 199, 212, 265, 398, 530, 796, 995, 1060, 1325, 1990, 2650, 3980, 4975, 5300, 9950, 10547, 19900, 21094, 42188, 52735, 105470, 148783, 210940, 263675, 297566, 527350, 595132, 743915, 1054700, 1487830, 2975660, 3719575, 7439150, 7885499, 14878300, 15770998, 29607817, 31541996, 39427495, 59215634, 78854990, 118431268, 148039085, 157709980, 197137475, 296078170, 394274950, 592156340, 740195425, 788549900, 1480390850, 1569214301, 2960781700, 3138428602, 6276857204, 7846071505, 15692143010, 31384286020, 39230357525, 78460715050, 156921430100]

約数ペア:

[(1, 156921430100), (2, 78460715050), (4, 39230357525), (5, 31384286020), (10, 15692143010), (20, 7846071505), (25, 6276857204), (50, 3138428602), (53, 2960781700), (100, 1569214301), (106, 1480390850), (199, 788549900), (212, 740195425), (265, 592156340), (398, 394274950), (530, 296078170), (796, 197137475), (995, 157709980), (1060, 148039085), (1325, 118431268), (1990, 78854990), (2650, 59215634), (3980, 39427495), (4975, 31541996), (5300, 29607817), (9950, 15770998), (10547, 14878300), (19900, 7885499), (21094, 7439150), (42188, 3719575), (52735, 2975660), (105470, 1487830), (148783, 1054700), (210940, 743915), (263675, 595132), (297566, 527350)]