499441540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{193}}^1\times {\mathrm{269}}^1$

素因数の和:521

約数の個数: 96

約数和(自身を含む): 1170378720

約数和(自身を除く): 670937180

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 37, 52, 65, 74, 130, 148, 185, 193, 260, 269, 370, 386, 481, 538, 740, 772, 962, 965, 1076, 1345, 1924, 1930, 2405, 2509, 2690, 3497, 3860, 4810, 5018, 5380, 6994, 7141, 9620, 9953, 10036, 12545, 13988, 14282, 17485, 19906, 25090, 28564, 34970, 35705, 39812, 49765, 50180, 51917, 69940, 71410, 92833, 99530, 103834, 129389, 142820, 185666, 199060, 207668, 258778, 259585, 371332, 464165, 517556, 519170, 646945, 674921, 928330, 1038340, 1293890, 1349842, 1856660, 1920929, 2587780, 2699684, 3374605, 3841858, 6749210, 7683716, 9604645, 13498420, 19209290, 24972077, 38418580, 49944154, 99888308, 124860385, 249720770, 499441540]

約数ペア:

[(1, 499441540), (2, 249720770), (4, 124860385), (5, 99888308), (10, 49944154), (13, 38418580), (20, 24972077), (26, 19209290), (37, 13498420), (52, 9604645), (65, 7683716), (74, 6749210), (130, 3841858), (148, 3374605), (185, 2699684), (193, 2587780), (260, 1920929), (269, 1856660), (370, 1349842), (386, 1293890), (481, 1038340), (538, 928330), (740, 674921), (772, 646945), (962, 519170), (965, 517556), (1076, 464165), (1345, 371332), (1924, 259585), (1930, 258778), (2405, 207668), (2509, 199060), (2690, 185666), (3497, 142820), (3860, 129389), (4810, 103834), (5018, 99530), (5380, 92833), (6994, 71410), (7141, 69940), (9620, 51917), (9953, 50180), (10036, 49765), (12545, 39812), (13988, 35705), (14282, 34970), (17485, 28564), (19906, 25090)]