210231117980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{757}}^1\times {\mathrm{6553}}^1$

素因数の和:7495

約数の個数: 96

約数和(自身を含む): 479067618624

約数和(自身を除く): 268836500644

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 163, 260, 326, 652, 757, 815, 1514, 1630, 2119, 3028, 3260, 3785, 4238, 6553, 7570, 8476, 9841, 10595, 13106, 15140, 19682, 21190, 26212, 32765, 39364, 42380, 49205, 65530, 85189, 98410, 123391, 131060, 170378, 196820, 246782, 340756, 425945, 493564, 616955, 851890, 1068139, 1233910, 1604083, 1703780, 2136278, 2467820, 3208166, 4272556, 4960621, 5340695, 6416332, 8020415, 9921242, 10681390, 13885807, 16040830, 19842484, 21362780, 24803105, 27771614, 32081660, 49606210, 55543228, 64488073, 69429035, 99212420, 128976146, 138858070, 257952292, 277716140, 322440365, 644880730, 808581223, 1289761460, 1617162446, 3234324892, 4042906115, 8085812230, 10511555899, 16171624460, 21023111798, 42046223596, 52557779495, 105115558990, 210231117980]

約数ペア:

[(1, 210231117980), (2, 105115558990), (4, 52557779495), (5, 42046223596), (10, 21023111798), (13, 16171624460), (20, 10511555899), (26, 8085812230), (52, 4042906115), (65, 3234324892), (130, 1617162446), (163, 1289761460), (260, 808581223), (326, 644880730), (652, 322440365), (757, 277716140), (815, 257952292), (1514, 138858070), (1630, 128976146), (2119, 99212420), (3028, 69429035), (3260, 64488073), (3785, 55543228), (4238, 49606210), (6553, 32081660), (7570, 27771614), (8476, 24803105), (9841, 21362780), (10595, 19842484), (13106, 16040830), (15140, 13885807), (19682, 10681390), (21190, 9921242), (26212, 8020415), (32765, 6416332), (39364, 5340695), (42380, 4960621), (49205, 4272556), (65530, 3208166), (85189, 2467820), (98410, 2136278), (123391, 1703780), (131060, 1604083), (170378, 1233910), (196820, 1068139), (246782, 851890), (340756, 616955), (425945, 493564)]