25502100

素因数分解:

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

素因数の和:546

約数の個数: 108

約数和(自身を含む): 80057376

約数和(自身を除く): 54555276

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, 169, 195, 260, 300, 325, 338, 390, 503, 507, 650, 676, 780, 845, 975, 1006, 1014, 1300, 1509, 1690, 1950, 2012, 2028, 2515, 2535, 3018, 3380, 3900, 4225, 5030, 5070, 6036, 6539, 7545, 8450, 10060, 10140, 12575, 12675, 13078, 15090, 16900, 19617, 25150, 25350, 26156, 30180, 32695, 37725, 39234, 50300, 50700, 65390, 75450, 78468, 85007, 98085, 130780, 150900, 163475, 170014, 196170, 255021, 326950, 340028, 392340, 425035, 490425, 510042, 653900, 850070, 980850, 1020084, 1275105, 1700140, 1961700, 2125175, 2550210, 4250350, 5100420, 6375525, 8500700, 12751050, 25502100]

約数ペア:

[(1, 25502100), (2, 12751050), (3, 8500700), (4, 6375525), (5, 5100420), (6, 4250350), (10, 2550210), (12, 2125175), (13, 1961700), (15, 1700140), (20, 1275105), (25, 1020084), (26, 980850), (30, 850070), (39, 653900), (50, 510042), (52, 490425), (60, 425035), (65, 392340), (75, 340028), (78, 326950), (100, 255021), (130, 196170), (150, 170014), (156, 163475), (169, 150900), (195, 130780), (260, 98085), (300, 85007), (325, 78468), (338, 75450), (390, 65390), (503, 50700), (507, 50300), (650, 39234), (676, 37725), (780, 32695), (845, 30180), (975, 26156), (1006, 25350), (1014, 25150), (1300, 19617), (1509, 16900), (1690, 15090), (1950, 13078), (2012, 12675), (2028, 12575), (2515, 10140), (2535, 10060), (3018, 8450), (3380, 7545), (3900, 6539), (4225, 6036), (5030, 5070)]