74152780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{929}}^1$

素因数の和:1258

約数の個数: 48

約数和(自身を含む): 168426720

約数和(自身を除く): 94273940

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 307, 614, 929, 1228, 1535, 1858, 3070, 3716, 3991, 4645, 6140, 7982, 9290, 12077, 15964, 18580, 19955, 24154, 39910, 48308, 60385, 79820, 120770, 241540, 285203, 570406, 1140812, 1426015, 2852030, 3707639, 5704060, 7415278, 14830556, 18538195, 37076390, 74152780]

約数ペア:

[(1, 74152780), (2, 37076390), (4, 18538195), (5, 14830556), (10, 7415278), (13, 5704060), (20, 3707639), (26, 2852030), (52, 1426015), (65, 1140812), (130, 570406), (260, 285203), (307, 241540), (614, 120770), (929, 79820), (1228, 60385), (1535, 48308), (1858, 39910), (3070, 24154), (3716, 19955), (3991, 18580), (4645, 15964), (6140, 12077), (7982, 9290)]