72879820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{14753}}^1$

素因数の和:14794

約数の個数: 48

約数和(自身を含む): 173507040

約数和(自身を除く): 100627220

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 2470, 4940, 14753, 29506, 59012, 73765, 147530, 191789, 280307, 295060, 383578, 560614, 767156, 958945, 1121228, 1401535, 1917890, 2803070, 3643991, 3835780, 5606140, 7287982, 14575964, 18219955, 36439910, 72879820]

約数ペア:

[(1, 72879820), (2, 36439910), (4, 18219955), (5, 14575964), (10, 7287982), (13, 5606140), (19, 3835780), (20, 3643991), (26, 2803070), (38, 1917890), (52, 1401535), (65, 1121228), (76, 958945), (95, 767156), (130, 560614), (190, 383578), (247, 295060), (260, 280307), (380, 191789), (494, 147530), (988, 73765), (1235, 59012), (2470, 29506), (4940, 14753)]