66874300

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{577}}^1$

素因数の和:671

約数の個数: 72

約数和(自身を含む): 155528240

約数和(自身を除く): 88653940

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 61, 76, 95, 100, 122, 190, 244, 305, 380, 475, 577, 610, 950, 1154, 1159, 1220, 1525, 1900, 2308, 2318, 2885, 3050, 4636, 5770, 5795, 6100, 10963, 11540, 11590, 14425, 21926, 23180, 28850, 28975, 35197, 43852, 54815, 57700, 57950, 70394, 109630, 115900, 140788, 175985, 219260, 274075, 351970, 548150, 668743, 703940, 879925, 1096300, 1337486, 1759850, 2674972, 3343715, 3519700, 6687430, 13374860, 16718575, 33437150, 66874300]

約数ペア:

[(1, 66874300), (2, 33437150), (4, 16718575), (5, 13374860), (10, 6687430), (19, 3519700), (20, 3343715), (25, 2674972), (38, 1759850), (50, 1337486), (61, 1096300), (76, 879925), (95, 703940), (100, 668743), (122, 548150), (190, 351970), (244, 274075), (305, 219260), (380, 175985), (475, 140788), (577, 115900), (610, 109630), (950, 70394), (1154, 57950), (1159, 57700), (1220, 54815), (1525, 43852), (1900, 35197), (2308, 28975), (2318, 28850), (2885, 23180), (3050, 21926), (4636, 14425), (5770, 11590), (5795, 11540), (6100, 10963)]