13325000

素因数分解:

$2^3\times 5^5\times {\mathrm{13}}^1\times {\mathrm{41}}^1$

素因数の和:85

約数の個数: 96

約数和(自身を含む): 34450920

約数和(自身を除く): 21125920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 41, 50, 52, 65, 82, 100, 104, 125, 130, 164, 200, 205, 250, 260, 325, 328, 410, 500, 520, 533, 625, 650, 820, 1000, 1025, 1066, 1250, 1300, 1625, 1640, 2050, 2132, 2500, 2600, 2665, 3125, 3250, 4100, 4264, 5000, 5125, 5330, 6250, 6500, 8125, 8200, 10250, 10660, 12500, 13000, 13325, 16250, 20500, 21320, 25000, 25625, 26650, 32500, 40625, 41000, 51250, 53300, 65000, 66625, 81250, 102500, 106600, 128125, 133250, 162500, 205000, 256250, 266500, 325000, 333125, 512500, 533000, 666250, 1025000, 1332500, 1665625, 2665000, 3331250, 6662500, 13325000]

約数ペア:

[(1, 13325000), (2, 6662500), (4, 3331250), (5, 2665000), (8, 1665625), (10, 1332500), (13, 1025000), (20, 666250), (25, 533000), (26, 512500), (40, 333125), (41, 325000), (50, 266500), (52, 256250), (65, 205000), (82, 162500), (100, 133250), (104, 128125), (125, 106600), (130, 102500), (164, 81250), (200, 66625), (205, 65000), (250, 53300), (260, 51250), (325, 41000), (328, 40625), (410, 32500), (500, 26650), (520, 25625), (533, 25000), (625, 21320), (650, 20500), (820, 16250), (1000, 13325), (1025, 13000), (1066, 12500), (1250, 10660), (1300, 10250), (1625, 8200), (1640, 8125), (2050, 6500), (2132, 6250), (2500, 5330), (2600, 5125), (2665, 5000), (3125, 4264), (3250, 4100)]