98019440

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1\times {\mathrm{199}}^1$

素因数の和:390

約数の個数: 80

約数和(自身を含む): 235699200

約数和(自身を除く): 137679760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 131, 188, 199, 235, 262, 376, 398, 470, 524, 655, 752, 796, 940, 995, 1048, 1310, 1592, 1880, 1990, 2096, 2620, 3184, 3760, 3980, 5240, 6157, 7960, 9353, 10480, 12314, 15920, 18706, 24628, 26069, 30785, 37412, 46765, 49256, 52138, 61570, 74824, 93530, 98512, 104276, 123140, 130345, 149648, 187060, 208552, 246280, 260690, 374120, 417104, 492560, 521380, 748240, 1042760, 1225243, 2085520, 2450486, 4900972, 6126215, 9801944, 12252430, 19603888, 24504860, 49009720, 98019440]

約数ペア:

[(1, 98019440), (2, 49009720), (4, 24504860), (5, 19603888), (8, 12252430), (10, 9801944), (16, 6126215), (20, 4900972), (40, 2450486), (47, 2085520), (80, 1225243), (94, 1042760), (131, 748240), (188, 521380), (199, 492560), (235, 417104), (262, 374120), (376, 260690), (398, 246280), (470, 208552), (524, 187060), (655, 149648), (752, 130345), (796, 123140), (940, 104276), (995, 98512), (1048, 93530), (1310, 74824), (1592, 61570), (1880, 52138), (1990, 49256), (2096, 46765), (2620, 37412), (3184, 30785), (3760, 26069), (3980, 24628), (5240, 18706), (6157, 15920), (7960, 12314), (9353, 10480)]