81726752

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{7907}}^1$

素因数の和:7953

約数の個数: 48

約数和(自身を含む): 179353440

約数和(自身を除く): 97626688

約数列:

[1, 2, 4, 8, 16, 17, 19, 32, 34, 38, 68, 76, 136, 152, 272, 304, 323, 544, 608, 646, 1292, 2584, 5168, 7907, 10336, 15814, 31628, 63256, 126512, 134419, 150233, 253024, 268838, 300466, 537676, 600932, 1075352, 1201864, 2150704, 2403728, 2553961, 4301408, 4807456, 5107922, 10215844, 20431688, 40863376, 81726752]

約数ペア:

[(1, 81726752), (2, 40863376), (4, 20431688), (8, 10215844), (16, 5107922), (17, 4807456), (19, 4301408), (32, 2553961), (34, 2403728), (38, 2150704), (68, 1201864), (76, 1075352), (136, 600932), (152, 537676), (272, 300466), (304, 268838), (323, 253024), (544, 150233), (608, 134419), (646, 126512), (1292, 63256), (2584, 31628), (5168, 15814), (7907, 10336)]