100321520

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{5077}}^1$

素因数の和:5122

約数の個数: 80

約数和(自身を含む): 264462240

約数和(自身を除く): 164140720

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 38, 40, 52, 65, 76, 80, 95, 104, 130, 152, 190, 208, 247, 260, 304, 380, 494, 520, 760, 988, 1040, 1235, 1520, 1976, 2470, 3952, 4940, 5077, 9880, 10154, 19760, 20308, 25385, 40616, 50770, 66001, 81232, 96463, 101540, 132002, 192926, 203080, 264004, 330005, 385852, 406160, 482315, 528008, 660010, 771704, 964630, 1056016, 1254019, 1320020, 1543408, 1929260, 2508038, 2640040, 3858520, 5016076, 5280080, 6270095, 7717040, 10032152, 12540190, 20064304, 25080380, 50160760, 100321520]

約数ペア:

[(1, 100321520), (2, 50160760), (4, 25080380), (5, 20064304), (8, 12540190), (10, 10032152), (13, 7717040), (16, 6270095), (19, 5280080), (20, 5016076), (26, 3858520), (38, 2640040), (40, 2508038), (52, 1929260), (65, 1543408), (76, 1320020), (80, 1254019), (95, 1056016), (104, 964630), (130, 771704), (152, 660010), (190, 528008), (208, 482315), (247, 406160), (260, 385852), (304, 330005), (380, 264004), (494, 203080), (520, 192926), (760, 132002), (988, 101540), (1040, 96463), (1235, 81232), (1520, 66001), (1976, 50770), (2470, 40616), (3952, 25385), (4940, 20308), (5077, 19760), (9880, 10154)]