66303920

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{241}}^1$

素因数の和:454

約数の個数: 80

約数和(自身を含む): 163843680

約数和(自身を除く): 97539760

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 181, 190, 241, 304, 362, 380, 482, 724, 760, 905, 964, 1205, 1448, 1520, 1810, 1928, 2410, 2896, 3439, 3620, 3856, 4579, 4820, 6878, 7240, 9158, 9640, 13756, 14480, 17195, 18316, 19280, 22895, 27512, 34390, 36632, 43621, 45790, 55024, 68780, 73264, 87242, 91580, 137560, 174484, 183160, 218105, 275120, 348968, 366320, 436210, 697936, 828799, 872420, 1657598, 1744840, 3315196, 3489680, 4143995, 6630392, 8287990, 13260784, 16575980, 33151960, 66303920]

約数ペア:

[(1, 66303920), (2, 33151960), (4, 16575980), (5, 13260784), (8, 8287990), (10, 6630392), (16, 4143995), (19, 3489680), (20, 3315196), (38, 1744840), (40, 1657598), (76, 872420), (80, 828799), (95, 697936), (152, 436210), (181, 366320), (190, 348968), (241, 275120), (304, 218105), (362, 183160), (380, 174484), (482, 137560), (724, 91580), (760, 87242), (905, 73264), (964, 68780), (1205, 55024), (1448, 45790), (1520, 43621), (1810, 36632), (1928, 34390), (2410, 27512), (2896, 22895), (3439, 19280), (3620, 18316), (3856, 17195), (4579, 14480), (4820, 13756), (6878, 9640), (7240, 9158)]