1099854080

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{421}}^1$

素因数の和:612

約数の個数: 144

約数和(自身を含む): 2862000624

約数和(自身を除く): 1762146544

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 157, 160, 208, 256, 260, 314, 320, 416, 421, 520, 628, 640, 785, 832, 842, 1040, 1256, 1280, 1570, 1664, 1684, 2041, 2080, 2105, 2512, 3140, 3328, 3368, 4082, 4160, 4210, 5024, 5473, 6280, 6736, 8164, 8320, 8420, 10048, 10205, 10946, 12560, 13472, 16328, 16640, 16840, 20096, 20410, 21892, 25120, 26944, 27365, 32656, 33680, 40192, 40820, 43784, 50240, 53888, 54730, 65312, 66097, 67360, 81640, 87568, 100480, 107776, 109460, 130624, 132194, 134720, 163280, 175136, 200960, 218920, 261248, 264388, 269440, 326560, 330485, 350272, 437840, 522496, 528776, 538880, 653120, 660970, 700544, 859261, 875680, 1057552, 1306240, 1321940, 1401088, 1718522, 1751360, 2115104, 2612480, 2643880, 3437044, 3502720, 4230208, 4296305, 5287760, 6874088, 7005440, 8460416, 8592610, 10575520, 13748176, 16920832, 17185220, 21151040, 27496352, 34370440, 42302080, 54992704, 68740880, 84604160, 109985408, 137481760, 219970816, 274963520, 549927040, 1099854080]

約数ペア:

[(1, 1099854080), (2, 549927040), (4, 274963520), (5, 219970816), (8, 137481760), (10, 109985408), (13, 84604160), (16, 68740880), (20, 54992704), (26, 42302080), (32, 34370440), (40, 27496352), (52, 21151040), (64, 17185220), (65, 16920832), (80, 13748176), (104, 10575520), (128, 8592610), (130, 8460416), (157, 7005440), (160, 6874088), (208, 5287760), (256, 4296305), (260, 4230208), (314, 3502720), (320, 3437044), (416, 2643880), (421, 2612480), (520, 2115104), (628, 1751360), (640, 1718522), (785, 1401088), (832, 1321940), (842, 1306240), (1040, 1057552), (1256, 875680), (1280, 859261), (1570, 700544), (1664, 660970), (1684, 653120), (2041, 538880), (2080, 528776), (2105, 522496), (2512, 437840), (3140, 350272), (3328, 330485), (3368, 326560), (4082, 269440), (4160, 264388), (4210, 261248), (5024, 218920), (5473, 200960), (6280, 175136), (6736, 163280), (8164, 134720), (8320, 132194), (8420, 130624), (10048, 109460), (10205, 107776), (10946, 100480), (12560, 87568), (13472, 81640), (16328, 67360), (16640, 66097), (16840, 65312), (20096, 54730), (20410, 53888), (21892, 50240), (25120, 43784), (26944, 40820), (27365, 40192), (32656, 33680)]