26809900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{503}}^1$

素因数の和:571

約数の個数: 72

約数和(自身を含む): 64308384

約数和(自身を除く): 37498484

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 41, 50, 52, 65, 82, 100, 130, 164, 205, 260, 325, 410, 503, 533, 650, 820, 1006, 1025, 1066, 1300, 2012, 2050, 2132, 2515, 2665, 4100, 5030, 5330, 6539, 10060, 10660, 12575, 13078, 13325, 20623, 25150, 26156, 26650, 32695, 41246, 50300, 53300, 65390, 82492, 103115, 130780, 163475, 206230, 268099, 326950, 412460, 515575, 536198, 653900, 1031150, 1072396, 1340495, 2062300, 2680990, 5361980, 6702475, 13404950, 26809900]

約数ペア:

[(1, 26809900), (2, 13404950), (4, 6702475), (5, 5361980), (10, 2680990), (13, 2062300), (20, 1340495), (25, 1072396), (26, 1031150), (41, 653900), (50, 536198), (52, 515575), (65, 412460), (82, 326950), (100, 268099), (130, 206230), (164, 163475), (205, 130780), (260, 103115), (325, 82492), (410, 65390), (503, 53300), (533, 50300), (650, 41246), (820, 32695), (1006, 26650), (1025, 26156), (1066, 25150), (1300, 20623), (2012, 13325), (2050, 13078), (2132, 12575), (2515, 10660), (2665, 10060), (4100, 6539), (5030, 5330)]