50991280

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{709}}^1$

素因数の和:782

約数の個数: 80

約数和(自身を含む): 126777600

約数和(自身を除く): 75786320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 31, 40, 58, 62, 80, 116, 124, 145, 155, 232, 248, 290, 310, 464, 496, 580, 620, 709, 899, 1160, 1240, 1418, 1798, 2320, 2480, 2836, 3545, 3596, 4495, 5672, 7090, 7192, 8990, 11344, 14180, 14384, 17980, 20561, 21979, 28360, 35960, 41122, 43958, 56720, 71920, 82244, 87916, 102805, 109895, 164488, 175832, 205610, 219790, 328976, 351664, 411220, 439580, 637391, 822440, 879160, 1274782, 1644880, 1758320, 2549564, 3186955, 5099128, 6373910, 10198256, 12747820, 25495640, 50991280]

約数ペア:

[(1, 50991280), (2, 25495640), (4, 12747820), (5, 10198256), (8, 6373910), (10, 5099128), (16, 3186955), (20, 2549564), (29, 1758320), (31, 1644880), (40, 1274782), (58, 879160), (62, 822440), (80, 637391), (116, 439580), (124, 411220), (145, 351664), (155, 328976), (232, 219790), (248, 205610), (290, 175832), (310, 164488), (464, 109895), (496, 102805), (580, 87916), (620, 82244), (709, 71920), (899, 56720), (1160, 43958), (1240, 41122), (1418, 35960), (1798, 28360), (2320, 21979), (2480, 20561), (2836, 17980), (3545, 14384), (3596, 14180), (4495, 11344), (5672, 8990), (7090, 7192)]