109999600

素因数分解:

$2^4\times 5^2\times {\mathrm{59}}^2\times {\mathrm{79}}^1$

素因数の和:215

約数の個数: 90

約数和(自身を含む): 272232080

約数和(自身を除く): 162232480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 59, 79, 80, 100, 118, 158, 200, 236, 295, 316, 395, 400, 472, 590, 632, 790, 944, 1180, 1264, 1475, 1580, 1975, 2360, 2950, 3160, 3481, 3950, 4661, 4720, 5900, 6320, 6962, 7900, 9322, 11800, 13924, 15800, 17405, 18644, 23305, 23600, 27848, 31600, 34810, 37288, 46610, 55696, 69620, 74576, 87025, 93220, 116525, 139240, 174050, 186440, 233050, 274999, 278480, 348100, 372880, 466100, 549998, 696200, 932200, 1099996, 1374995, 1392400, 1864400, 2199992, 2749990, 4399984, 5499980, 6874975, 10999960, 13749950, 21999920, 27499900, 54999800, 109999600]

約数ペア:

[(1, 109999600), (2, 54999800), (4, 27499900), (5, 21999920), (8, 13749950), (10, 10999960), (16, 6874975), (20, 5499980), (25, 4399984), (40, 2749990), (50, 2199992), (59, 1864400), (79, 1392400), (80, 1374995), (100, 1099996), (118, 932200), (158, 696200), (200, 549998), (236, 466100), (295, 372880), (316, 348100), (395, 278480), (400, 274999), (472, 233050), (590, 186440), (632, 174050), (790, 139240), (944, 116525), (1180, 93220), (1264, 87025), (1475, 74576), (1580, 69620), (1975, 55696), (2360, 46610), (2950, 37288), (3160, 34810), (3481, 31600), (3950, 27848), (4661, 23600), (4720, 23305), (5900, 18644), (6320, 17405), (6962, 15800), (7900, 13924), (9322, 11800)]