201979118900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{552913}}^1$

素因数の和:553221

約数の個数: 72

約数和(自身を含む): 473690270424

約数和(自身を除く): 271711151524

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 281, 325, 562, 650, 1124, 1300, 1405, 2810, 3653, 5620, 7025, 7306, 14050, 14612, 18265, 28100, 36530, 73060, 91325, 182650, 365300, 552913, 1105826, 2211652, 2764565, 5529130, 7187869, 11058260, 13822825, 14375738, 27645650, 28751476, 35939345, 55291300, 71878690, 143757380, 155368553, 179696725, 310737106, 359393450, 621474212, 718786900, 776842765, 1553685530, 2019791189, 3107371060, 3884213825, 4039582378, 7768427650, 8079164756, 10098955945, 15536855300, 20197911890, 40395823780, 50494779725, 100989559450, 201979118900]

約数ペア:

[(1, 201979118900), (2, 100989559450), (4, 50494779725), (5, 40395823780), (10, 20197911890), (13, 15536855300), (20, 10098955945), (25, 8079164756), (26, 7768427650), (50, 4039582378), (52, 3884213825), (65, 3107371060), (100, 2019791189), (130, 1553685530), (260, 776842765), (281, 718786900), (325, 621474212), (562, 359393450), (650, 310737106), (1124, 179696725), (1300, 155368553), (1405, 143757380), (2810, 71878690), (3653, 55291300), (5620, 35939345), (7025, 28751476), (7306, 27645650), (14050, 14375738), (14612, 13822825), (18265, 11058260), (28100, 7187869), (36530, 5529130), (73060, 2764565), (91325, 2211652), (182650, 1105826), (365300, 552913)]