28473250

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{8761}}^1$

素因数の和:8791

約数の個数: 32

約数和(自身を含む): 57408624

約数和(自身を除く): 28935374

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 650, 1625, 3250, 8761, 17522, 43805, 87610, 113893, 219025, 227786, 438050, 569465, 1095125, 1138930, 2190250, 2847325, 5694650, 14236625, 28473250]

約数ペア:

[(1, 28473250), (2, 14236625), (5, 5694650), (10, 2847325), (13, 2190250), (25, 1138930), (26, 1095125), (50, 569465), (65, 438050), (125, 227786), (130, 219025), (250, 113893), (325, 87610), (650, 43805), (1625, 17522), (3250, 8761)]