55217200

素因数分解:

$2^4\times 5^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1$

素因数の和:183

約数の個数: 120

約数和(自身を含む): 141090176

約数和(自身を除く): 85872976

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 40, 50, 61, 62, 73, 80, 100, 122, 124, 146, 155, 200, 244, 248, 292, 305, 310, 365, 400, 488, 496, 584, 610, 620, 730, 775, 976, 1168, 1220, 1240, 1460, 1525, 1550, 1825, 1891, 2263, 2440, 2480, 2920, 3050, 3100, 3650, 3782, 4453, 4526, 4880, 5840, 6100, 6200, 7300, 7564, 8906, 9052, 9455, 11315, 12200, 12400, 14600, 15128, 17812, 18104, 18910, 22265, 22630, 24400, 29200, 30256, 35624, 36208, 37820, 44530, 45260, 47275, 56575, 71248, 75640, 89060, 90520, 94550, 111325, 113150, 138043, 151280, 178120, 181040, 189100, 222650, 226300, 276086, 356240, 378200, 445300, 452600, 552172, 690215, 756400, 890600, 905200, 1104344, 1380430, 1781200, 2208688, 2760860, 3451075, 5521720, 6902150, 11043440, 13804300, 27608600, 55217200]

約数ペア:

[(1, 55217200), (2, 27608600), (4, 13804300), (5, 11043440), (8, 6902150), (10, 5521720), (16, 3451075), (20, 2760860), (25, 2208688), (31, 1781200), (40, 1380430), (50, 1104344), (61, 905200), (62, 890600), (73, 756400), (80, 690215), (100, 552172), (122, 452600), (124, 445300), (146, 378200), (155, 356240), (200, 276086), (244, 226300), (248, 222650), (292, 189100), (305, 181040), (310, 178120), (365, 151280), (400, 138043), (488, 113150), (496, 111325), (584, 94550), (610, 90520), (620, 89060), (730, 75640), (775, 71248), (976, 56575), (1168, 47275), (1220, 45260), (1240, 44530), (1460, 37820), (1525, 36208), (1550, 35624), (1825, 30256), (1891, 29200), (2263, 24400), (2440, 22630), (2480, 22265), (2920, 18910), (3050, 18104), (3100, 17812), (3650, 15128), (3782, 14600), (4453, 12400), (4526, 12200), (4880, 11315), (5840, 9455), (6100, 9052), (6200, 8906), (7300, 7564)]