31219500

素因数分解:

$2^2\times 3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{1601}}^1$

素因数の和:1636

約数の個数: 96

約数和(自身を含む): 97965504

約数和(自身を除く): 66746004

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 125, 130, 150, 156, 195, 250, 260, 300, 325, 375, 390, 500, 650, 750, 780, 975, 1300, 1500, 1601, 1625, 1950, 3202, 3250, 3900, 4803, 4875, 6404, 6500, 8005, 9606, 9750, 16010, 19212, 19500, 20813, 24015, 32020, 40025, 41626, 48030, 62439, 80050, 83252, 96060, 104065, 120075, 124878, 160100, 200125, 208130, 240150, 249756, 312195, 400250, 416260, 480300, 520325, 600375, 624390, 800500, 1040650, 1200750, 1248780, 1560975, 2081300, 2401500, 2601625, 3121950, 5203250, 6243900, 7804875, 10406500, 15609750, 31219500]

約数ペア:

[(1, 31219500), (2, 15609750), (3, 10406500), (4, 7804875), (5, 6243900), (6, 5203250), (10, 3121950), (12, 2601625), (13, 2401500), (15, 2081300), (20, 1560975), (25, 1248780), (26, 1200750), (30, 1040650), (39, 800500), (50, 624390), (52, 600375), (60, 520325), (65, 480300), (75, 416260), (78, 400250), (100, 312195), (125, 249756), (130, 240150), (150, 208130), (156, 200125), (195, 160100), (250, 124878), (260, 120075), (300, 104065), (325, 96060), (375, 83252), (390, 80050), (500, 62439), (650, 48030), (750, 41626), (780, 40025), (975, 32020), (1300, 24015), (1500, 20813), (1601, 19500), (1625, 19212), (1950, 16010), (3202, 9750), (3250, 9606), (3900, 8005), (4803, 6500), (4875, 6404)]