201997550

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^4\times {\mathrm{31}}^1$

素因数の和:119

約数の個数: 60

約数和(自身を含む): 409381536

約数和(自身を除く): 207383986

約数列:

[1, 2, 5, 10, 19, 25, 31, 38, 50, 62, 95, 155, 190, 310, 361, 475, 589, 722, 775, 950, 1178, 1550, 1805, 2945, 3610, 5890, 6859, 9025, 11191, 13718, 14725, 18050, 22382, 29450, 34295, 55955, 68590, 111910, 130321, 171475, 212629, 260642, 279775, 342950, 425258, 559550, 651605, 1063145, 1303210, 2126290, 3258025, 4039951, 5315725, 6516050, 8079902, 10631450, 20199755, 40399510, 100998775, 201997550]

約数ペア:

[(1, 201997550), (2, 100998775), (5, 40399510), (10, 20199755), (19, 10631450), (25, 8079902), (31, 6516050), (38, 5315725), (50, 4039951), (62, 3258025), (95, 2126290), (155, 1303210), (190, 1063145), (310, 651605), (361, 559550), (475, 425258), (589, 342950), (722, 279775), (775, 260642), (950, 212629), (1178, 171475), (1550, 130321), (1805, 111910), (2945, 68590), (3610, 55955), (5890, 34295), (6859, 29450), (9025, 22382), (11191, 18050), (13718, 14725)]