201581032

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{491}}^1$

素因数の和:626

約数の個数: 64

約数和(自身を含む): 415051200

約数和(自身を除く): 213470168

約数列:

[1, 2, 4, 8, 19, 37, 38, 73, 74, 76, 146, 148, 152, 292, 296, 491, 584, 703, 982, 1387, 1406, 1964, 2701, 2774, 2812, 3928, 5402, 5548, 5624, 9329, 10804, 11096, 18167, 18658, 21608, 35843, 36334, 37316, 51319, 71686, 72668, 74632, 102638, 143372, 145336, 205276, 286744, 345173, 410552, 681017, 690346, 1326191, 1362034, 1380692, 2652382, 2724068, 2761384, 5304764, 5448136, 10609528, 25197629, 50395258, 100790516, 201581032]

約数ペア:

[(1, 201581032), (2, 100790516), (4, 50395258), (8, 25197629), (19, 10609528), (37, 5448136), (38, 5304764), (73, 2761384), (74, 2724068), (76, 2652382), (146, 1380692), (148, 1362034), (152, 1326191), (292, 690346), (296, 681017), (491, 410552), (584, 345173), (703, 286744), (982, 205276), (1387, 145336), (1406, 143372), (1964, 102638), (2701, 74632), (2774, 72668), (2812, 71686), (3928, 51319), (5402, 37316), (5548, 36334), (5624, 35843), (9329, 21608), (10804, 18658), (11096, 18167)]