61902800

素因数分解:

$2^4\times 5^2\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1$

素因数の和:181

約数の個数: 120

約数和(自身を含む): 157296480

約数和(自身を除く): 95393680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 43, 50, 59, 61, 80, 86, 100, 118, 122, 172, 200, 215, 236, 244, 295, 305, 344, 400, 430, 472, 488, 590, 610, 688, 860, 944, 976, 1075, 1180, 1220, 1475, 1525, 1720, 2150, 2360, 2440, 2537, 2623, 2950, 3050, 3440, 3599, 4300, 4720, 4880, 5074, 5246, 5900, 6100, 7198, 8600, 10148, 10492, 11800, 12200, 12685, 13115, 14396, 17200, 17995, 20296, 20984, 23600, 24400, 25370, 26230, 28792, 35990, 40592, 41968, 50740, 52460, 57584, 63425, 65575, 71980, 89975, 101480, 104920, 126850, 131150, 143960, 154757, 179950, 202960, 209840, 253700, 262300, 287920, 309514, 359900, 507400, 524600, 619028, 719800, 773785, 1014800, 1049200, 1238056, 1439600, 1547570, 2476112, 3095140, 3868925, 6190280, 7737850, 12380560, 15475700, 30951400, 61902800]

約数ペア:

[(1, 61902800), (2, 30951400), (4, 15475700), (5, 12380560), (8, 7737850), (10, 6190280), (16, 3868925), (20, 3095140), (25, 2476112), (40, 1547570), (43, 1439600), (50, 1238056), (59, 1049200), (61, 1014800), (80, 773785), (86, 719800), (100, 619028), (118, 524600), (122, 507400), (172, 359900), (200, 309514), (215, 287920), (236, 262300), (244, 253700), (295, 209840), (305, 202960), (344, 179950), (400, 154757), (430, 143960), (472, 131150), (488, 126850), (590, 104920), (610, 101480), (688, 89975), (860, 71980), (944, 65575), (976, 63425), (1075, 57584), (1180, 52460), (1220, 50740), (1475, 41968), (1525, 40592), (1720, 35990), (2150, 28792), (2360, 26230), (2440, 25370), (2537, 24400), (2623, 23600), (2950, 20984), (3050, 20296), (3440, 17995), (3599, 17200), (4300, 14396), (4720, 13115), (4880, 12685), (5074, 12200), (5246, 11800), (5900, 10492), (6100, 10148), (7198, 8600)]