13055320

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{263}}^1$

素因数の和:364

約数の個数: 64

約数和(自身を含む): 31648320

約数和(自身を除く): 18593000

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 73, 85, 136, 146, 170, 263, 292, 340, 365, 526, 584, 680, 730, 1052, 1241, 1315, 1460, 2104, 2482, 2630, 2920, 4471, 4964, 5260, 6205, 8942, 9928, 10520, 12410, 17884, 19199, 22355, 24820, 35768, 38398, 44710, 49640, 76796, 89420, 95995, 153592, 178840, 191990, 326383, 383980, 652766, 767960, 1305532, 1631915, 2611064, 3263830, 6527660, 13055320]

約数ペア:

[(1, 13055320), (2, 6527660), (4, 3263830), (5, 2611064), (8, 1631915), (10, 1305532), (17, 767960), (20, 652766), (34, 383980), (40, 326383), (68, 191990), (73, 178840), (85, 153592), (136, 95995), (146, 89420), (170, 76796), (263, 49640), (292, 44710), (340, 38398), (365, 35768), (526, 24820), (584, 22355), (680, 19199), (730, 17884), (1052, 12410), (1241, 10520), (1315, 9928), (1460, 8942), (2104, 6205), (2482, 5260), (2630, 4964), (2920, 4471)]