90837500

素因数分解:

$2^2\times 5^5\times {\mathrm{13}}^2\times {\mathrm{43}}^1$

素因数の和:98

約数の個数: 108

約数和(自身を含む): 220157784

約数和(自身を除く): 129320284

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 43, 50, 52, 65, 86, 100, 125, 130, 169, 172, 215, 250, 260, 325, 338, 430, 500, 559, 625, 650, 676, 845, 860, 1075, 1118, 1250, 1300, 1625, 1690, 2150, 2236, 2500, 2795, 3125, 3250, 3380, 4225, 4300, 5375, 5590, 6250, 6500, 7267, 8125, 8450, 10750, 11180, 12500, 13975, 14534, 16250, 16900, 21125, 21500, 26875, 27950, 29068, 32500, 36335, 40625, 42250, 53750, 55900, 69875, 72670, 81250, 84500, 105625, 107500, 134375, 139750, 145340, 162500, 181675, 211250, 268750, 279500, 349375, 363350, 422500, 528125, 537500, 698750, 726700, 908375, 1056250, 1397500, 1746875, 1816750, 2112500, 3493750, 3633500, 4541875, 6987500, 9083750, 18167500, 22709375, 45418750, 90837500]

約数ペア:

[(1, 90837500), (2, 45418750), (4, 22709375), (5, 18167500), (10, 9083750), (13, 6987500), (20, 4541875), (25, 3633500), (26, 3493750), (43, 2112500), (50, 1816750), (52, 1746875), (65, 1397500), (86, 1056250), (100, 908375), (125, 726700), (130, 698750), (169, 537500), (172, 528125), (215, 422500), (250, 363350), (260, 349375), (325, 279500), (338, 268750), (430, 211250), (500, 181675), (559, 162500), (625, 145340), (650, 139750), (676, 134375), (845, 107500), (860, 105625), (1075, 84500), (1118, 81250), (1250, 72670), (1300, 69875), (1625, 55900), (1690, 53750), (2150, 42250), (2236, 40625), (2500, 36335), (2795, 32500), (3125, 29068), (3250, 27950), (3380, 26875), (4225, 21500), (4300, 21125), (5375, 16900), (5590, 16250), (6250, 14534), (6500, 13975), (7267, 12500), (8125, 11180), (8450, 10750)]