331369250

素因数分解:

$2^1\times 5^3\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{281}}^1$

素因数の和:440

約数の個数: 64

約数和(自身を含む): 641403360

約数和(自身を除く): 310034110

約数列:

[1, 2, 5, 10, 25, 50, 53, 89, 106, 125, 178, 250, 265, 281, 445, 530, 562, 890, 1325, 1405, 2225, 2650, 2810, 4450, 4717, 6625, 7025, 9434, 11125, 13250, 14050, 14893, 22250, 23585, 25009, 29786, 35125, 47170, 50018, 70250, 74465, 117925, 125045, 148930, 235850, 250090, 372325, 589625, 625225, 744650, 1179250, 1250450, 1325477, 1861625, 2650954, 3126125, 3723250, 6252250, 6627385, 13254770, 33136925, 66273850, 165684625, 331369250]

約数ペア:

[(1, 331369250), (2, 165684625), (5, 66273850), (10, 33136925), (25, 13254770), (50, 6627385), (53, 6252250), (89, 3723250), (106, 3126125), (125, 2650954), (178, 1861625), (250, 1325477), (265, 1250450), (281, 1179250), (445, 744650), (530, 625225), (562, 589625), (890, 372325), (1325, 250090), (1405, 235850), (2225, 148930), (2650, 125045), (2810, 117925), (4450, 74465), (4717, 70250), (6625, 50018), (7025, 47170), (9434, 35125), (11125, 29786), (13250, 25009), (14050, 23585), (14893, 22250)]