31060250

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{503}}^1$

素因数の和:552

約数の個数: 64

約数和(自身を含む): 66044160

約数和(自身を除く): 34983910

約数列:

[1, 2, 5, 10, 13, 19, 25, 26, 38, 50, 65, 95, 125, 130, 190, 247, 250, 325, 475, 494, 503, 650, 950, 1006, 1235, 1625, 2375, 2470, 2515, 3250, 4750, 5030, 6175, 6539, 9557, 12350, 12575, 13078, 19114, 25150, 30875, 32695, 47785, 61750, 62875, 65390, 95570, 124241, 125750, 163475, 238925, 248482, 326950, 477850, 621205, 817375, 1194625, 1242410, 1634750, 2389250, 3106025, 6212050, 15530125, 31060250]

約数ペア:

[(1, 31060250), (2, 15530125), (5, 6212050), (10, 3106025), (13, 2389250), (19, 1634750), (25, 1242410), (26, 1194625), (38, 817375), (50, 621205), (65, 477850), (95, 326950), (125, 248482), (130, 238925), (190, 163475), (247, 125750), (250, 124241), (325, 95570), (475, 65390), (494, 62875), (503, 61750), (650, 47785), (950, 32695), (1006, 30875), (1235, 25150), (1625, 19114), (2375, 13078), (2470, 12575), (2515, 12350), (3250, 9557), (4750, 6539), (5030, 6175)]