72021377285

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{191137}}^1$

素因数の和:191214

約数の個数: 64

約数和(自身を含む): 110976251904

約数和(自身を除く): 38954874619

約数列:

[1, 5, 11, 13, 17, 31, 55, 65, 85, 143, 155, 187, 221, 341, 403, 527, 715, 935, 1105, 1705, 2015, 2431, 2635, 4433, 5797, 6851, 12155, 22165, 28985, 34255, 75361, 191137, 376805, 955685, 2102507, 2484781, 3249329, 5925247, 10512535, 12423905, 16246645, 27332591, 29626235, 35742619, 42241277, 65177717, 77028211, 100729199, 136662955, 178713095, 211206385, 325888585, 385141055, 464654047, 503645995, 847310321, 1108021189, 1309479587, 2323270235, 4236551605, 5540105945, 6547397935, 14404275457, 72021377285]

約数ペア:

[(1, 72021377285), (5, 14404275457), (11, 6547397935), (13, 5540105945), (17, 4236551605), (31, 2323270235), (55, 1309479587), (65, 1108021189), (85, 847310321), (143, 503645995), (155, 464654047), (187, 385141055), (221, 325888585), (341, 211206385), (403, 178713095), (527, 136662955), (715, 100729199), (935, 77028211), (1105, 65177717), (1705, 42241277), (2015, 35742619), (2431, 29626235), (2635, 27332591), (4433, 16246645), (5797, 12423905), (6851, 10512535), (12155, 5925247), (22165, 3249329), (28985, 2484781), (34255, 2102507), (75361, 955685), (191137, 376805)]