204859850

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{193}}^1$

素因数の和:312

約数の個数: 96

約数和(自身を含む): 436472064

約数和(自身を除く): 231612214

約数列:

[1, 2, 5, 10, 13, 23, 25, 26, 46, 50, 65, 71, 115, 130, 142, 193, 230, 299, 325, 355, 386, 575, 598, 650, 710, 923, 965, 1150, 1495, 1633, 1775, 1846, 1930, 2509, 2990, 3266, 3550, 4439, 4615, 4825, 5018, 7475, 8165, 8878, 9230, 9650, 12545, 13703, 14950, 16330, 21229, 22195, 23075, 25090, 27406, 40825, 42458, 44390, 46150, 57707, 62725, 68515, 81650, 106145, 110975, 115414, 125450, 137030, 178139, 212290, 221950, 288535, 315169, 342575, 356278, 530725, 577070, 630338, 685150, 890695, 1061450, 1442675, 1575845, 1781390, 2885350, 3151690, 4097197, 4453475, 7879225, 8194394, 8906950, 15758450, 20485985, 40971970, 102429925, 204859850]

約数ペア:

[(1, 204859850), (2, 102429925), (5, 40971970), (10, 20485985), (13, 15758450), (23, 8906950), (25, 8194394), (26, 7879225), (46, 4453475), (50, 4097197), (65, 3151690), (71, 2885350), (115, 1781390), (130, 1575845), (142, 1442675), (193, 1061450), (230, 890695), (299, 685150), (325, 630338), (355, 577070), (386, 530725), (575, 356278), (598, 342575), (650, 315169), (710, 288535), (923, 221950), (965, 212290), (1150, 178139), (1495, 137030), (1633, 125450), (1775, 115414), (1846, 110975), (1930, 106145), (2509, 81650), (2990, 68515), (3266, 62725), (3550, 57707), (4439, 46150), (4615, 44390), (4825, 42458), (5018, 40825), (7475, 27406), (8165, 25090), (8878, 23075), (9230, 22195), (9650, 21229), (12545, 16330), (13703, 14950)]