88408520

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{1907}}^1$

素因数の和:1998

約数の個数: 64

約数和(自身を含む): 212932800

約数和(自身を除く): 124524280

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 61, 76, 95, 122, 152, 190, 244, 305, 380, 488, 610, 760, 1159, 1220, 1907, 2318, 2440, 3814, 4636, 5795, 7628, 9272, 9535, 11590, 15256, 19070, 23180, 36233, 38140, 46360, 72466, 76280, 116327, 144932, 181165, 232654, 289864, 362330, 465308, 581635, 724660, 930616, 1163270, 1449320, 2210213, 2326540, 4420426, 4653080, 8840852, 11051065, 17681704, 22102130, 44204260, 88408520]

約数ペア:

[(1, 88408520), (2, 44204260), (4, 22102130), (5, 17681704), (8, 11051065), (10, 8840852), (19, 4653080), (20, 4420426), (38, 2326540), (40, 2210213), (61, 1449320), (76, 1163270), (95, 930616), (122, 724660), (152, 581635), (190, 465308), (244, 362330), (305, 289864), (380, 232654), (488, 181165), (610, 144932), (760, 116327), (1159, 76280), (1220, 72466), (1907, 46360), (2318, 38140), (2440, 36233), (3814, 23180), (4636, 19070), (5795, 15256), (7628, 11590), (9272, 9535)]