491569109060

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{179}}^1\times {\mathrm{281}}^1\times {\mathrm{4483}}^1$

素因数の和:5061

約数の個数: 96

約数和(自身を含む): 1051548220800

約数和(自身を除く): 559979111740

約数列:

[1, 2, 4, 5, 10, 20, 109, 179, 218, 281, 358, 436, 545, 562, 716, 895, 1090, 1124, 1405, 1790, 2180, 2810, 3580, 4483, 5620, 8966, 17932, 19511, 22415, 30629, 39022, 44830, 50299, 61258, 78044, 89660, 97555, 100598, 122516, 153145, 195110, 201196, 251495, 306290, 390220, 488647, 502990, 612580, 802457, 977294, 1005980, 1259723, 1604914, 1954588, 2443235, 2519446, 3209828, 4012285, 4886470, 5038892, 5482591, 6298615, 8024570, 9772940, 10965182, 12597230, 16049140, 21930364, 25194460, 27412955, 54825910, 87467813, 109651820, 137309807, 174935626, 225490417, 274619614, 349871252, 437339065, 450980834, 549239228, 686549035, 874678130, 901961668, 1127452085, 1373098070, 1749356260, 2254904170, 2746196140, 4509808340, 24578455453, 49156910906, 98313821812, 122892277265, 245784554530, 491569109060]

約数ペア:

[(1, 491569109060), (2, 245784554530), (4, 122892277265), (5, 98313821812), (10, 49156910906), (20, 24578455453), (109, 4509808340), (179, 2746196140), (218, 2254904170), (281, 1749356260), (358, 1373098070), (436, 1127452085), (545, 901961668), (562, 874678130), (716, 686549035), (895, 549239228), (1090, 450980834), (1124, 437339065), (1405, 349871252), (1790, 274619614), (2180, 225490417), (2810, 174935626), (3580, 137309807), (4483, 109651820), (5620, 87467813), (8966, 54825910), (17932, 27412955), (19511, 25194460), (22415, 21930364), (30629, 16049140), (39022, 12597230), (44830, 10965182), (50299, 9772940), (61258, 8024570), (78044, 6298615), (89660, 5482591), (97555, 5038892), (100598, 4886470), (122516, 4012285), (153145, 3209828), (195110, 2519446), (201196, 2443235), (251495, 1954588), (306290, 1604914), (390220, 1259723), (488647, 1005980), (502990, 977294), (612580, 802457)]