20132975000500

素因数分解:

$2^2\times 5^3\times {\mathrm{61}}^1\times {\mathrm{660097541}}^1$

素因数の和:660097621

約数の個数: 48

約数和(自身を含む): 44691243983568

約数和(自身を除く): 24558268983068

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 61, 100, 122, 125, 244, 250, 305, 500, 610, 1220, 1525, 3050, 6100, 7625, 15250, 30500, 660097541, 1320195082, 2640390164, 3300487705, 6600975410, 13201950820, 16502438525, 33004877050, 40265950001, 66009754100, 80531900002, 82512192625, 161063800004, 165024385250, 201329750005, 330048770500, 402659500010, 805319000020, 1006648750025, 2013297500050, 4026595000100, 5033243750125, 10066487500250, 20132975000500]

約数ペア:

[(1, 20132975000500), (2, 10066487500250), (4, 5033243750125), (5, 4026595000100), (10, 2013297500050), (20, 1006648750025), (25, 805319000020), (50, 402659500010), (61, 330048770500), (100, 201329750005), (122, 165024385250), (125, 161063800004), (244, 82512192625), (250, 80531900002), (305, 66009754100), (500, 40265950001), (610, 33004877050), (1220, 16502438525), (1525, 13201950820), (3050, 6600975410), (6100, 3300487705), (7625, 2640390164), (15250, 1320195082), (30500, 660097541)]