4791800

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1$

素因数の和:145

約数の個数: 96

約数和(自身を含む): 12759600

約数和(自身を除く): 7967800

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 25, 26, 38, 40, 50, 52, 65, 76, 95, 97, 100, 104, 130, 152, 190, 194, 200, 247, 260, 325, 380, 388, 475, 485, 494, 520, 650, 760, 776, 950, 970, 988, 1235, 1261, 1300, 1843, 1900, 1940, 1976, 2425, 2470, 2522, 2600, 3686, 3800, 3880, 4850, 4940, 5044, 6175, 6305, 7372, 9215, 9700, 9880, 10088, 12350, 12610, 14744, 18430, 19400, 23959, 24700, 25220, 31525, 36860, 46075, 47918, 49400, 50440, 63050, 73720, 92150, 95836, 119795, 126100, 184300, 191672, 239590, 252200, 368600, 479180, 598975, 958360, 1197950, 2395900, 4791800]

約数ペア:

[(1, 4791800), (2, 2395900), (4, 1197950), (5, 958360), (8, 598975), (10, 479180), (13, 368600), (19, 252200), (20, 239590), (25, 191672), (26, 184300), (38, 126100), (40, 119795), (50, 95836), (52, 92150), (65, 73720), (76, 63050), (95, 50440), (97, 49400), (100, 47918), (104, 46075), (130, 36860), (152, 31525), (190, 25220), (194, 24700), (200, 23959), (247, 19400), (260, 18430), (325, 14744), (380, 12610), (388, 12350), (475, 10088), (485, 9880), (494, 9700), (520, 9215), (650, 7372), (760, 6305), (776, 6175), (950, 5044), (970, 4940), (988, 4850), (1235, 3880), (1261, 3800), (1300, 3686), (1843, 2600), (1900, 2522), (1940, 2470), (1976, 2425)]