20090580900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{5151431}}^1$

素因数の和:5151461

約数の個数: 72

約数和(自身を含む): 62600201664

約数和(自身を除く): 42509620764

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, 130, 150, 156, 195, 260, 300, 325, 390, 650, 780, 975, 1300, 1950, 3900, 5151431, 10302862, 15454293, 20605724, 25757155, 30908586, 51514310, 61817172, 66968603, 77271465, 103028620, 128785775, 133937206, 154542930, 200905809, 257571550, 267874412, 309085860, 334843015, 386357325, 401811618, 515143100, 669686030, 772714650, 803623236, 1004529045, 1339372060, 1545429300, 1674215075, 2009058090, 3348430150, 4018116180, 5022645225, 6696860300, 10045290450, 20090580900]

約数ペア:

[(1, 20090580900), (2, 10045290450), (3, 6696860300), (4, 5022645225), (5, 4018116180), (6, 3348430150), (10, 2009058090), (12, 1674215075), (13, 1545429300), (15, 1339372060), (20, 1004529045), (25, 803623236), (26, 772714650), (30, 669686030), (39, 515143100), (50, 401811618), (52, 386357325), (60, 334843015), (65, 309085860), (75, 267874412), (78, 257571550), (100, 200905809), (130, 154542930), (150, 133937206), (156, 128785775), (195, 103028620), (260, 77271465), (300, 66968603), (325, 61817172), (390, 51514310), (650, 30908586), (780, 25757155), (975, 20605724), (1300, 15454293), (1950, 10302862), (3900, 5151431)]