15995882500

素因数分解:

$2^2\times 5^4\times {\mathrm{13}}^1\times {\mathrm{577}}^1\times {\mathrm{853}}^1$

素因数の和:1467

約数の個数: 120

約数和(自身を含む): 37780075256

約数和(自身を除く): 21784192756

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 125, 130, 250, 260, 325, 500, 577, 625, 650, 853, 1154, 1250, 1300, 1625, 1706, 2308, 2500, 2885, 3250, 3412, 4265, 5770, 6500, 7501, 8125, 8530, 11089, 11540, 14425, 15002, 16250, 17060, 21325, 22178, 28850, 30004, 32500, 37505, 42650, 44356, 55445, 57700, 72125, 75010, 85300, 106625, 110890, 144250, 150020, 187525, 213250, 221780, 277225, 288500, 360625, 375050, 426500, 492181, 533125, 554450, 721250, 750100, 937625, 984362, 1066250, 1108900, 1386125, 1442500, 1875250, 1968724, 2132500, 2460905, 2772250, 3750500, 4688125, 4921810, 5544500, 6398353, 6930625, 9376250, 9843620, 12304525, 12796706, 13861250, 18752500, 24609050, 25593412, 27722500, 31991765, 49218100, 61522625, 63983530, 123045250, 127967060, 159958825, 246090500, 307613125, 319917650, 615226250, 639835300, 799794125, 1230452500, 1599588250, 3199176500, 3998970625, 7997941250, 15995882500]

約数ペア:

[(1, 15995882500), (2, 7997941250), (4, 3998970625), (5, 3199176500), (10, 1599588250), (13, 1230452500), (20, 799794125), (25, 639835300), (26, 615226250), (50, 319917650), (52, 307613125), (65, 246090500), (100, 159958825), (125, 127967060), (130, 123045250), (250, 63983530), (260, 61522625), (325, 49218100), (500, 31991765), (577, 27722500), (625, 25593412), (650, 24609050), (853, 18752500), (1154, 13861250), (1250, 12796706), (1300, 12304525), (1625, 9843620), (1706, 9376250), (2308, 6930625), (2500, 6398353), (2885, 5544500), (3250, 4921810), (3412, 4688125), (4265, 3750500), (5770, 2772250), (6500, 2460905), (7501, 2132500), (8125, 1968724), (8530, 1875250), (11089, 1442500), (11540, 1386125), (14425, 1108900), (15002, 1066250), (16250, 984362), (17060, 937625), (21325, 750100), (22178, 721250), (28850, 554450), (30004, 533125), (32500, 492181), (37505, 426500), (42650, 375050), (44356, 360625), (55445, 288500), (57700, 277225), (72125, 221780), (75010, 213250), (85300, 187525), (106625, 150020), (110890, 144250)]