71272370

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{181}}^1\times {\mathrm{233}}^1$

素因数の和:447

約数の個数: 48

約数和(自身を含む): 140284872

約数和(自身を除く): 69012502

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 181, 233, 338, 362, 466, 845, 905, 1165, 1690, 1810, 2330, 2353, 3029, 4706, 6058, 11765, 15145, 23530, 30290, 30589, 39377, 42173, 61178, 78754, 84346, 152945, 196885, 210865, 305890, 393770, 421730, 548249, 1096498, 2741245, 5482490, 7127237, 14254474, 35636185, 71272370]

約数ペア:

[(1, 71272370), (2, 35636185), (5, 14254474), (10, 7127237), (13, 5482490), (26, 2741245), (65, 1096498), (130, 548249), (169, 421730), (181, 393770), (233, 305890), (338, 210865), (362, 196885), (466, 152945), (845, 84346), (905, 78754), (1165, 61178), (1690, 42173), (1810, 39377), (2330, 30589), (2353, 30290), (3029, 23530), (4706, 15145), (6058, 11765)]